Diaphragm


Scientists Create Ultrasonic Speaker and Microphone Using Graphene

Scientists Create Ultrasonic Speaker and Microphone Using Graphene

New Graphene-based microphone, speaker yield lightweight ultrasonic receiver, transmitter can create and receive ultrasounds li...

Jul 8 2015, 1:46pm CDT

Invisible Loudspeakers by Sound Advance

Invisible Loudspeakers by Sound Advance

Sound Advance a division of Sonace offers a loudspeaker solution that is hidden inside walls. Once installed the Sound Advanc...

Feb 25 2006, 2:15am EST